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A 0.60-kg object is suspended from the ceiling at the end of a 2.0-m string. When pulled to the side and released, it has a speed of 4.0 m/s at the lowest point of its path. What maximum angle does the string make with the vertical as the object swings up?
Biological, Chemical
Terms that describe processes or substances related to living organisms (biological) and interactions involving substances in and changes to matter (chemical).
Physical Processes
Natural phenomena or sequences of events involving change in the physical properties of matter or energy.
Cation Exchange
A process where cations are exchanged between a solution and a cation exchange material, often soil or resin.
Humus Formation
The process by which dead organic matter decomposes into humus, a dark, organic material that improves soil fertility and structure.
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